(19)
(11) EP 4 018 559 A1

(12)

(43) Date of publication:
29.06.2022 Bulletin 2022/26

(21) Application number: 20856651.3

(22) Date of filing: 27.08.2020
(51) International Patent Classification (IPC): 
H04B 7/0413(2017.01)
(52) Cooperative Patent Classification (CPC):
H04L 5/0048; H04L 5/005; H04L 5/0023; H04L 5/0091; H04L 5/0055; H04L 5/0051; H04L 5/0012; H04B 7/0626
(86) International application number:
PCT/CN2020/111727
(87) International publication number:
WO 2021/037139 (04.03.2021 Gazette 2021/09)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 30.08.2019 US 201916556805

(71) Applicant: Huawei Technologies Co., Ltd.
Longgang District Shenzhen, Guangdong 518129 (CN)

(72) Inventors:
  • FARMANBAR, Hamidreza
    Ottawa, Ontario K2M 0E1 (CA)
  • MA, Jianglei
    Ottawa, Ontario K2M 2W5 (CA)
  • LIN, Yicheng
    Ottawa, Ontario K2B 7Z1 (CA)
  • TADAYON, Navid
    Kanata, Ontario K2K 0J4 (CA)

(74) Representative: Epping - Hermann - Fischer 
Patentanwaltsgesellschaft mbH Schloßschmidstraße 5
80639 München
80639 München (DE)

   


(54) SPARSE REFERENCE SIGNAL-RELATED SIGNALING APPARATUS AND METHODS